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Note 4 - Earnings Per Common Share (Tables) | 6 Months Ended
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Dec. 31, 2017
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended |  |  | Six Months Ended |
|  | December 31 |  |  | December 31 |
|  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |
BASIC EARNINGS PER SHARE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net (loss) income |  | $ | (1,468 | ) |  | $ | 2,006 |  |  | $ | (17,097 | ) |  | $ | 2,835 |
Weighted average shares outstanding during the period, net of treasury shares (a) |  |  | 25,551 |  |  |  | 25,016 |  |  |  | 25,528 |  |  |  | 25,007 |
Weighted average vested restricted stock units outstanding |  |  | 63 |  |  |  | 37 |  |  |  | 52 |  |  |  | 37 |
Weighted average shares outstanding in the Deferred Compensation Plan during the period |  |  | 244 |  |  |  | 261 |  |  |  | 244 |  |  |  | 250 |
Weighted average shares outstanding |  |  | 25,858 |  |  |  | 25,314 |  |  |  | 25,824 |  |  |  | 25,294 |
Basic (loss) earnings per share |  | $ | (0.06 | ) |  | $ | 0.08 |  |  | $ | (0.66 | ) |  | $ | 0.11 |
DILUTED EARNINGS PER SHARE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net (loss) income |  | $ | (1,468 | ) |  | $ | 2,006 |  |  | $ | (17,097 | ) |  | $ | 2,835 |
Weighted average shares outstanding |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  |  | 25,858 |  |  |  | 25,314 |  |  |  | 25,824 |  |  |  | 25,294 |
Effect of dilutive securities (b): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Impact of common shares to be issued under stock option plans, and contingently issuable shares, if any |  |  | -- |  |  |  | 489 |  |  |  | -- |  |  |  | 565 |
Weighted average shares outstanding (c) |  |  | 25,858 |  |  |  | 25,803 |  |  |  | 25,824 |  |  |  | 25,859 |
Diluted (loss) earnings per share |  | $ | (0.06 | ) |  | $ | 0.08 |  |  | $ | (0.66 | ) |  | $ | 0.11 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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